RTCEN=B_0x0, WDGEN=B_0x0, SYSCFGEN=B_0x0, TIM1EN=B_0x0
APB0ENR register
| TIM1EN | TIM1 enable 0 (B_0x0): does not enable 1 (B_0x1): enable |
| SYSCFGEN | SYSTEM CONFIG enable Set and enable by software. 0 (B_0x0): does not enable 1 (B_0x1): enable |
| RTCEN | RTC clock enable Set and enable by software. Reset source only for this field: PORESETn 0 (B_0x0): does not enable 1 (B_0x1): enable |
| WDGEN | Watchdog clock enable. Set and enable by software. 0 (B_0x0): does not enable 1 (B_0x1): enable |